26th Infantry Regiment [also called 13th Regiment] completed its organization in October, 1861, at Brunswick, Glynn, Georgia. Its companies were recruited in the couties of Charlton, Berrien, Glynn, Twiggs, Clinch, Ware, Coffee, and Wayne. After serving in the Department of Georgia at St. Simons Island and Savannah, the unit moved to Virginia where it was brigaded under Generals Lawton, John B. Gordon, and C.A. Evans. The 26th participated in the campaigns of the Army of Northern Virginia from the Seven Days' Battles to Cold Harbor, fought with Early in the Shenandoah Valley, and ended the war at Appomattox. This regiment came to Virginia with 1,100 officers and men, lost 37 killed and 87 wounded at Second Manassas, and reported 6 killed, 49 wounded, and 6 missing at Sharpsburg. It had 53 casualties at Fredericksburg and 12 at Second Winchester. The unit was detached from its brigade to support the artillery at Gettysburg and lost few casualties. On April 9, 1865, it surrendered 85 men, of which 4 officers and 34 men were armed. The field officers were Colonels Edmund N. Atkinson and Carey W. Styles; Lieutenant Colonels James S. Blain, Eli S. Griffin, William A. Lane, and William A. McDonald; and Majors Thomas N. Gardner and B.F. Grace.

Mark Robinson was married first 30 Nov 1854 to Sarah Jane Barber b. 15 May 1837 in Bryan, Georgia & daughter of Israel Barber, 5 children to this union. Mark served in the CSA in Captain Dasher's Co. 26th GA as a sergeant, captured in Virginia in 1865 and lost two brothers in the war. He married Bell in 1873, had 7 children and died Sept. 17, 1903.--this from Appling, Georgia - Bio Sellers Family